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Date:   Wed, 4 Oct 2023 06:56:18 +0700
From:   Bagas Sanjaya <bagasdotme@gmail.com>
To:     "Kirill A. Shutemov" <kirill@shutemov.name>,
        Hilda Wu <hildawu@realtek.com>
Cc:     Alex Lu <alex_lu@realsil.com.cn>,
        Luiz Augusto von Dentz <luiz.von.dentz@intel.com>,
        Max Chou <max.chou@realtek.com>,
        Marcel Holtmann <marcel@holtmann.org>,
        Johan Hedberg <johan.hedberg@gmail.com>,
        Juerg Haefliger <juerg.haefliger@canonical.com>,
        Linux Bluetooth <linux-bluetooth@vger.kernel.org>,
        Thorsten Leemhuis <linux@leemhuis.info>,
        Linux Regressions <regressions@lists.linux.dev>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Regression: devcoredump patch broke Realtek usb bluetooth adapter
Message-ID: <ZRyqIn0_qqEFBPdy@debian.me>
References: <20231003182038.k57nirtt4sonvt7c@box.shutemov.name>
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On Tue, Oct 03, 2023 at 09:20:38PM +0300, Kirill A. Shutemov wrote:
> Hi,
>=20
> Commit 044014ce85a1 ("Bluetooth: btrtl: Add Realtek devcoredump support")
> broke Realtek-based ASUS USB-BT500, ID 0b05:190e.
>=20
> Devices failed to connect. hciconfig showed a controller with all-zero BD
> address.

What is its output then? And dmesg log?

>=20
> I reverted the commit as well as bd003fb338af that depends on the commit.
> It made the problem go away.
>=20
> I know virtually nothing about bluetooth. Let me know what info you need
> to debug the issue.
>=20

Hilda, it looks like this regression is caused by a commit of yours. Would
you like to take a look on it?

Regardless, thanks for the regression report. I'm adding it to regzbot:

#regzbot ^introduced: 044014ce85a17c

--=20
An old man doll... just what I always wanted! - Clara

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